[URL="http://api.tweetmeme.com/share?url=http://sports.espn.go.com/nfl/news/story?id=5537872&campaign=rss&source=NFLHeadlines&service=bit.ly&source=espn"][IMG]http://api.tweetmeme.com/imagebutton.gif?url=http://sports.espn.go.com/nfl/news/story?id=5537872&campaign=rss&source=NFLHeadlines[/IMG][/URL]Three of the four rookies involved in curiously timed trades have now been cut, prompting the NFL players' union to continue looking into whether the deals were made to avoid paying money into a special player pool, a source told The AP.